Classified for credit

Barrier island national seashore with ranger programs covering coastal ecology, barrier-island geology, and Atlantic shoreline ecosystems.

Dedicated museum covering the histories and cultures of 39 tribal nations of Oklahoma — primary-source Indigenous history and civics.

Chancellorsville Battlefield (Fredericksburg & Spotsylvania NMP) covering the 1863 Union defeat — primary-source Civil War military history and tactical geography.

Museum dedicated to the U.S. Army's 1st Infantry Division with WWI/WWII armor and artifacts — covers 20th-century military history and American foreign policy.

Virginia's oldest state park on the site of the 1607 English landing — covers coastal ecology, Chesapeake Bay habitats, and early colonial history.

Virginia Beach state park at the site of the first English landing — combines Chesapeake Bay ecology, coastal biology, and colonial history.

Museum dedicated to Cherokee, Chickasaw, Choctaw, Creek, and Seminole Nations — covers Indigenous governance, forced removal, and the Five Tribes' Oklahoma history.

Home of the reconstructed US Brig Niagara — covers War of 1812 naval history, 19th-century sailing technology, and Great Lakes maritime heritage.

South Florida wildlife sanctuary and botanical garden featuring native wading birds, a free-flight aviary, and subtropical plant ecology.

University-based science center and full-dome planetarium with interactive exhibits — covers astronomy, physics, and earth science through hands-on displays and live shows.

National memorial to the 40 passengers who thwarted the 9/11 hijacking — covers modern U.S. history, civic courage, and primary-source analysis.

Interactive discovery center focused on the Flint Hills tallgrass prairie ecosystem — ecology, geology, and Great Plains natural history.

Freshwater aquarium focused on the Flint River ecosystem — covers aquatic biology, Georgia native fish species, and watershed conservation.

Guided boat tour in Tampa Bay observing wild bottlenose dolphins — covers marine mammal behavior, coastal ecology, and conservation.

Florida's only dry caverns with guided tours — covers speleology, geology, and karst formation in a rare limestone cave system.

Guided tours of Florida's only dry cave system — covers karst geology, speleothem formation, cave ecosystems, and the Florida aquifer.

New children's discovery museum at Bonnet Springs Park — hands-on exhibits cover early STEM, literacy, and community-role social studies.

Interactive aquarium in the Florida Keys with touch tanks, reef exhibits, and snorkel encounters — covers marine biology, coral reef ecology, and Florida Keys conservation.

Major natural history museum with extensive fossil, archaeology, and butterfly collections — covers paleontology, Florida ecology, and pre-Columbian archaeology.

Coastal marine education center with touch tanks, stingray lagoon, and estuary trails — covers marine biology, oceanography, and Indian River ecology.

National Monument preserving 34-million-year-old fossil beds — covers paleontology, stratigraphy, and volcanic geology through ranger programs and fossil walks.

Museum of airworthy WWII aircraft and combat vehicles — covers military aviation history, mechanical engineering, and 20th-century world history.

Harvard Art Museums' Fogg collection spans Western art from the Middle Ages to present — supports art history, art criticism, and visual culture study.

Old-growth forest preserve along the Missouri River bluffs with naturalist-led programs in woodland ecology and bird biology.